Axia Element Installation & User Manual page 29

7. The GPIO setup screen uses the same method of as-
signing devices to ports as the Analog Node. Pick a
port to map your hybrid's contact closures to, using
the list tool, and click
Apply
The process is complete: you've made a Source Pro-
file for your hybrid, created a mix-minus, mapped it to
an Analog Node audio output, and associated a GPIO
contact closure with the source.
To confirm, choose the
Element fader channel and load your new Phone source.
Now press the key just below the fader; you'll see
Talk
the Status Symbol shown in Figure 2-5 appear in the
window above the channel to indicate that the operator's
mic is talking to this telephone hybrid through it's back-
feed channel. (Status Symbols are described in detail at
the end of Chapter Four, "Element Operations".)
Figure 2-5: Status Symbol indicates mix-minus/
talkback feed to phone source.
Also, take another look at the GPIO screen on your
browser. Note the green indicators that have appeared
on the port representing your hybrid; switch the Element
channel on and off and you'll observe the active tally
change pins (as shown in Figure 2-6).
Figure 2-6: GPIO status indicators
.
key at the top of any
Options
©2008 Axia Audio — Rev. 3.0
What's Next
When you're ready, join us in Chapter Three for more
detail about setting up logic commands and GPIO ports
for your audio sources.